@gravito/enterprise

Enterprise architecture primitives for Gravito framework. This package provides the building blocks for Domain-Driven Design (DDD) and Clean Architecture in Gravito applications.

Features

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- AggregateRoot: Aggregate root entity with domain event management.
- Entity: Base entity class with identity equality.
- ValueObject: Immutable value types with structural equality.
- DomainEvent: Standard structure for domain events including ID and occurrence time.
- Repository: Generic repository interface definition.

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- Command: Base class for write operations.
- Query: Base class for read operations.
- CommandHandler: Interface for command handlers.
- QueryHandler: Interface for query handlers.
- UseCase: Simple clean architecture use case base class.

Usage

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``typescript
import { AggregateRoot, DomainEvent, ValueObject } from '@gravito/enterprise'

class UserCreated extends DomainEvent {
// ...
}

class UserId extends ValueObject<{ value: string }> {}

class User extends AggregateRoot {
static create(id: UserId, name: string): User {
const user = new User(id)
user.addDomainEvent(new UserCreated())
return user
}
}
`

$3

`typescript
import { Command, CommandHandler } from '@gravito/enterprise'

class CreateUserCommand extends Command {
constructor(public readonly name: string) { super() }
}

class CreateUserHandler implements CommandHandler {
async handle(command: CreateUserCommand): Promise {
// Logic here
return 'new-id'
}
}
``